12405075

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{857}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 20640048

約数和(自身を除く): 8234973

約数列:

[1, 3, 5, 15, 25, 75, 193, 579, 857, 965, 2571, 2895, 4285, 4825, 12855, 14475, 21425, 64275, 165401, 496203, 827005, 2481015, 4135025, 12405075]

約数ペア:

[(1, 12405075), (3, 4135025), (5, 2481015), (15, 827005), (25, 496203), (75, 165401), (193, 64275), (579, 21425), (857, 14475), (965, 12855), (2571, 4825), (2895, 4285)]